21792254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1531}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 35738496

約数和(自身を除く): 13946242

約数列:

[1, 2, 11, 22, 647, 1294, 1531, 3062, 7117, 14234, 16841, 33682, 990557, 1981114, 10896127, 21792254]

約数ペア:

[(1, 21792254), (2, 10896127), (11, 1981114), (22, 990557), (647, 33682), (1294, 16841), (1531, 14234), (3062, 7117)]